Registered Jack 11. Standard telephone connector which has a tab that snaps into the socket and must be pressed to be removed from telephone or socket. Usually houses two wires but is capable of housing up to four.
Found on
http://www.youngco.com/young2.asp?ID=4&Type=3
International standard connection type for analogue telephones - also called 'Western Connector'. This connector is used for the connection of tele communication devices. This standard connector originates from the USA. Since the connector is quite reasonable, it is in the meantime also common for German telecommunications.
Found on
https://www.encyclo.co.uk/local/20955
This is the standard telephone connector--a tab snaps into the socket and has to be pressed to remove the connector from the wall. An ordinary phone circuit uses two wires. The RJ-11 jack has room for up to four wires, but at a glance it's easy to mistake with the larger RJ-45 jack, which can house up to eight wires.
Found on
https://www.encyclo.co.uk/local/22026
No exact match found.
